CN203764670U - Cold extrusion die of drive countershaft - Google Patents
Cold extrusion die of drive countershaft Download PDFInfo
- Publication number
- CN203764670U CN203764670U CN201420119173.0U CN201420119173U CN203764670U CN 203764670 U CN203764670 U CN 203764670U CN 201420119173 U CN201420119173 U CN 201420119173U CN 203764670 U CN203764670 U CN 203764670U
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- China
- Prior art keywords
- die
- cushion block
- connects
- patrix
- counterdie
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- Expired - Fee Related
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Abstract
The utility model discloses a cold extrusion die of a drive countershaft. The die comprises an upper die plate, a guide sleeve, an upper die cover, an upper die holder, an upper backing plate, an upper combined female die, an upper die cushion block, an upper cushion block, a guide pillar, a lower combined female die, a lower die cover, a lower cushion block, a lower die plate, a lower die holder, an ejector rod part and a lower backing plate, wherein the upper die plate is respectively connected with the guide sleeve and the upper backing plate; the upper die cover is connected with the upper die holder; the upper die holder is respectively connected with the upper cushion block and the upper combined female die; the upper backing plate is connected with the upper cushion block; the upper die cushion block is respectively connected with the upper combined female die and the upper backing plate; the upper cushion block is arranged between the upper backing plate and the upper die cushion block; the guide pillar is connected with the lower die plate; the lower combined female die is connected with the upper combined female die. The cold extrusion die disclosed by the utility model is compact in structure, stable in work, simple and convenient in operation, safe and reliable and stable in extruded product quality; compared with the products produced by same kinds of machines, the die has the advantages that the product yield is greatly increased and the purposes of saving materials, reducing product processing time and reducing product cost are achieved.
Description
Technical field
The utility model mould applications, is specifically related to a kind of transmission countershaft cold extrusion die.
Background technology
Along with the development of society's industry, the continuous progress of social material civilization, the mankind are increasing to the owning amount of automobile, motorcycle, also product mechanical processing industry had higher requirement simultaneously.Distinct issues are exactly few cutting and without the cutting blank choose reasonable mode of texturing that is core, the low and product poor dimensional precision of usual mold materials utilization rate, and machining is time-consuming, and energy consumption is high, and production efficiency is low.
Utility model content
The purpose of this utility model is for solving above-mentioned deficiency, and a kind of transmission countershaft cold extrusion die is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of transmission countershaft cold extrusion die, comprise cope match-plate pattern, guide pin bushing, upper mould cover, upper bolster, upper padding plate, upper combined die, patrix cushion block, upper cushion block, guide pillar, lower combined die, lower die cap, lower cushion block, lower bolster, die shoe, ejector rod part and lower bolster, cope match-plate pattern connects respectively guide pin bushing and upper padding plate, upper mould cover connects upper bolster, upper bolster connects respectively cushion block and upper combined die, upper padding plate connects upper cushion block, patrix cushion block connects respectively combined die and upper padding plate, upper cushion block is between upper padding plate and patrix cushion block, guide pillar connects lower bolster, lower combined die connects upper combined die, lower die cap connects respectively lower combined die and die shoe, lower cushion block connects respectively die shoe, ejector rod part and lower bolster, die shoe connects respectively lower cushion block, lower die cap, lower combined die, lower bolster and lower bolster, ejector rod part is vertically through upper padding plate, upper cushion block, patrix cushion block, upper combined die, lower combined die, lower cushion block and lower bolster.
The utility model also has some technical characterictics like this:
Described upper combined die comprises that patrix skin, patrix spline insert and patrix middle level, the outer patrix middle level that connects of patrix, and patrix middle level connects patrix spline and inserts.
Described lower combined die comprises that counterdie spline is inserted, counterdie skin, counterdie middle level and counterdie internal layer, the outer counterdie middle level that connects of counterdie, and counterdie middle level connects counterdie spline inserts, and counterdie spline is inserted and is connected counterdie internal layer.
Described ejector rod part comprises upper ejector pin, upper ejector beam, bottom knockout bar and lower push rod, and upper ejector pin connects upper ejector beam, and upper ejector beam connects bottom knockout bar, and bottom knockout bar connects lower push rod.
Described upper and lower ejector beam material adopts Cr12MoV mould steel, and heat treatment hardness is 60～64HRC.
The utlity model has following useful effect:
The utility model compact conformation, stable working, easy and simple to handle, safe and reliable, the constant product quality extruding out.Compared with the product of similar machines processing, product yields has obtained large increase, reaches and saves material, reduces product machining period and reduce the object of product cost.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is transmission countershaft cold-extruded part figure of the present utility model.
Wherein, 1, cope match-plate pattern, 2, guide pin bushing; 3, upper mould cover, 4, upper bolster, 5, upper padding plate; 6, patrix skin, 7, patrix cushion block, 8, upper ejector pin; 9, upper ejector beam, 10, upper cushion block, 11, guide pillar; 12, patrix spline is inserted, and 13, patrix middle level, 14, counterdie spline inserts; 15, counterdie skin, 16, counterdie middle level, 17, counterdie internal layer; 18, lower die cap; 19, lower cushion block, 20, lower bolster, 21, die shoe; 22, bottom knockout bar; 23, lower push rod, 24, lower bolster, 25, transmission countershaft cold-extruded part.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described:
Embodiment 1
A kind of transmission countershaft cold extrusion die, comprises cope match-plate pattern 1, guide pin bushing 2, upper mould cover 3, upper bolster 4, upper padding plate 5, upper combined die, patrix cushion block 7, upper cushion block 10, guide pillar 11, lower combined die, lower die cap 18, lower cushion block 19, lower bolster 20, die shoe 21, ejector rod part and lower bolster 24, cope match-plate pattern 1 connects respectively guide pin bushing 2 and upper padding plate 5, upper mould cover 3 connects upper bolster 4, upper bolster 4 connects respectively cushion block 10 and upper combined die, upper padding plate 5 connects upper cushion block 10, patrix cushion block 7 connects respectively combined die and upper padding plate 5, upper cushion block 10 is between upper padding plate 5 and patrix cushion block 7, guide pillar 11 connects lower bolster 20, lower combined die connects upper combined die, lower die cap 18 connects respectively lower combined die and die shoe 21, and lower cushion block 19 connects respectively die shoe 21, ejector rod part and lower bolster 24, die shoe 21 connects respectively lower cushion block 19, lower die cap 18, lower combined die, lower bolster 24 and lower bolster 20, ejector rod part is vertically through upper padding plate 5, upper cushion block 10, patrix cushion block 7, upper combined die, lower combined die, lower cushion block 19 and lower bolster 24, described upper combined die comprises patrix skin 6, patrix spline inserts 12 and patrix middle level 13, and patrix outer 6 connects patrix middle levels 13, and patrix middle level 13 connects patrix spline and inserts 12, and described lower combined die comprises that counterdie spline inserts 14, counterdie skin 15, counterdie middle level 16 and counterdie internal layer 17, counterdie outer 15 connects counterdie middle levels 16, and counterdie middle level 16 connects counterdie spline and inserts 14, the counterdie spline 14 connection counterdie internal layers 17 of inserting, described ejector rod part comprises upper ejector pin 8, upper ejector beam 9, bottom knockout bar 22 and lower push rod 23, upper ejector pin 8 connects upper ejector beam 9, and upper ejector beam 9 connects bottom knockout bar 22, and bottom knockout bar 22 connects lower push rod 23, and described is upper, bottom knockout bar material adopts Cr12MoV mould steel, and heat treatment hardness is 60～64HRC.
Embodiment 2
Bear the ability of extruding force in order to improve mould, increase the intensity of die, adopt three layers of prestressing combination cavity die structure.Outer shrink ring material is 35CrMo structural alloy steel, heat treatment hardness 40～44HRC; Middle level shrink ring material is 40CrMiMoA structural alloy steel, heat treatment hardness 46～50HRC; Counterdie inner layer material is Cr12MoV mould steel, heat treatment hardness 60～64HRC; Spline insert material is YG20 carbide alloy, more than heat treatment hardness 67HRC.
In order to obtain, axial dimension is stable, the extrusion of high conformity, make the elastic deformation amount of bolster be controlled in minimum zone and reduce the reconditioning number of times of bolster, in design, increase upper padding plate and lower bolster, so that dispersion load, strength is passed on the work top of forcing press equably, and for unitary mould, stable and lasting work is a kind of guarantee.Between upper bolster and upper combined die, die shoe and lower combined die, be all designed with straight pin associative structure, its installation centering to mould has certain guarantee.
The utility model is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done, within all dropping on protection domain of the present utility model.
Claims (5)
1. a transmission countershaft cold extrusion die, comprise cope match-plate pattern, guide pin bushing, upper mould cover, upper bolster, upper padding plate, upper combined die, patrix cushion block, upper cushion block, guide pillar, lower combined die, lower die cap, lower cushion block, lower bolster, die shoe, ejector rod part and lower bolster, it is characterized in that: cope match-plate pattern connects respectively guide pin bushing and upper padding plate, upper mould cover connects upper bolster, upper bolster connects respectively cushion block and upper combined die, upper padding plate connects upper cushion block, patrix cushion block connects respectively combined die and upper padding plate, upper cushion block is between upper padding plate and patrix cushion block, guide pillar connects lower bolster, lower combined die connects upper combined die, lower die cap connects respectively lower combined die and die shoe, lower cushion block connects respectively die shoe, ejector rod part and lower bolster, die shoe connects respectively lower cushion block, lower die cap, lower combined die, lower bolster and lower bolster, ejector rod part is vertically through upper padding plate, upper cushion block, patrix cushion block, upper combined die, lower combined die, lower cushion block and lower bolster.
2. a kind of transmission countershaft cold extrusion die as claimed in claim 1, is characterized in that: described upper combined die comprises that patrix skin, patrix spline insert and patrix middle level, the outer patrix middle level that connects of patrix, and patrix middle level connects patrix spline and inserts.
3. a kind of transmission countershaft cold extrusion die as claimed in claim 1; it is characterized in that: described lower combined die comprises that counterdie spline is inserted, counterdie skin, counterdie middle level and counterdie internal layer; the outer counterdie middle level that connects of counterdie; counterdie middle level connects counterdie spline inserts, and counterdie spline is inserted and connected counterdie internal layer.
4. a kind of transmission countershaft cold extrusion die as claimed in claim 1, it is characterized in that: described ejector rod part comprises upper ejector pin, upper ejector beam, bottom knockout bar and lower push rod, upper ejector pin connects upper ejector beam, and upper ejector beam connects bottom knockout bar, and bottom knockout bar connects lower push rod.
5. a kind of transmission countershaft cold extrusion die as claimed in claim 4, is characterized in that: described upper and lower ejector beam material adopts Cr12MoV mould steel, and heat treatment hardness is 60～64HRC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420119173.0U CN203764670U (en) | 2014-03-17 | 2014-03-17 | Cold extrusion die of drive countershaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420119173.0U CN203764670U (en) | 2014-03-17 | 2014-03-17 | Cold extrusion die of drive countershaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203764670U true CN203764670U (en) | 2014-08-13 |
Family
ID=51281917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420119173.0U Expired - Fee Related CN203764670U (en) | 2014-03-17 | 2014-03-17 | Cold extrusion die of drive countershaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203764670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106623718A (en) * | 2016-12-08 | 2017-05-10 | 山东大学 | Continuous tapered upsetting die and upsetting method for bar material with superhigh height-diameter ratio |
-
2014
- 2014-03-17 CN CN201420119173.0U patent/CN203764670U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106623718A (en) * | 2016-12-08 | 2017-05-10 | 山东大学 | Continuous tapered upsetting die and upsetting method for bar material with superhigh height-diameter ratio |
| CN106623718B (en) * | 2016-12-08 | 2018-05-11 | 山东大学 | The continuous cone upsetting die and method for upsetting of a kind of super large ratio of height to diameter bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20150317 |
|
| EXPY | Termination of patent right or utility model |